package reflect;

/**
 * 调用与当前类Test6在同一个包中被注解@AutoRunClass标注的类中那些被注解@AutoRunMethod标注的方法若干次(次数由该方法注解的参数确定)
 */

import reflect.annotations.AutoRunClass;
import reflect.annotations.AutoRunMethod;

import java.io.File;
import java.lang.reflect.Method;
import java.net.URISyntaxException;

public class Test6 {
    public static void main(String[] args) throws Exception {
        File dir = new File(
                Test6.class.getResource(".").toURI()
        );
        String packName = Test6.class.getPackage().getName();
        File[] subs = dir.listFiles(f -> f.getName().endsWith(".class"));
        for (File sub : subs) {
            String fileName = sub.getName();
            String className = fileName.substring(0,fileName.indexOf("."));
            Class cls = Class.forName(packName + "." + className);
            if (cls.isAnnotationPresent(AutoRunClass.class)) {
                Object obj = cls.newInstance();
                Method[] methods = cls.getDeclaredMethods();
                for (Method method : methods) {
                    if (method.isAnnotationPresent(AutoRunMethod.class)) {
                            for (int i = 0; i < method.getAnnotation(AutoRunMethod.class).value(); i++) {
                                method.invoke(obj);
                            }
                        }
                    }
                }
            }
        }
    }

